Food culture is a broad concept involving natural science, social science and philosophy, and it is a cultural category between narrow sense culture and broad sense culture, but its boundary is not very clear. According to our understanding, food culture refers to the technology, science and art in the development and utilization of food raw materials, food production and food consumption, as well as food-based customs, traditions, ideas and philosophies, that is, the sum of all food products combined with the ways, processes and functions of people's food production and food life.

The research content of food culture: food culture is the knowledge about what people (or a nation) eat under what conditions, how to eat, what to eat after eating, and so on. Therefore, it has formed its own specific field from food raw materials (production, development, selection, classification, etc.). ), processing technology and production technology, preservation, food business and service, processing tools and tableware, as well as related customs, systems, psychology, ideas, etc.